Convert Hasura to Custom GraphQL

I'm looking for a GraphQL expert to convert my existing Hasura application into custom code. The custom code should be implemented as a custom-built GraphQL server.

Requirements:
- Recreate existing Hasura functionality in custom-built GraphQL server
- Use JavaScript/TypeScript as the primary programming language
- Integrate with PostgreSQL database

Ideal Skills and Experience:
- Strong expertise in GraphQL and custom server development
- Proficiency in JavaScript/TypeScript
- Experience with PostgreSQL
- Familiarity with migrating from Hasura to custom solutions

Looking for someone who can deliver clean, maintainable, and efficient code. Please provide examples of similar work done.